Possible causes
– Faulty Turbocharger Vane Position Control Solenoid
– Turbocharger Vane Position Control Solenoid harness is open or shorted
– Turbocharger Vane Position Control Solenoid circuit poor electrical connection
– Faulty position sensor
– Damaged turbocharger
– Faulty PCM
– Turbocharger Vane Position Control Solenoid harness is open or shorted
– Turbocharger Vane Position Control Solenoid circuit poor electrical connection
– Faulty position sensor
– Damaged turbocharger
– Faulty PCM
When is the code detected?
The control module detects that the commanded state of the driver and the actual state of the control circuit do NOT match
Symptoms
– Engine Light ON (or Service Engine Soon Warning Light)
CHEVROLET Technical Service Bulletins for P0045 code
2007 CHEVROLET W-SERIES 061120 ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO-CHARGER
2008 CHEVROLET W-SERIES 061120 ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO-CHARGER
2009 CHEVROLET W-SERIES 061120 ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO-CHARGER
2010 CHEVROLET W-SERIES 061120 ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO-CHARGER